43412244221320 has 64 divisors (see below), whose sum is σ = 105216516987120. Its totient is φ = 16025279591424.

The previous prime is 43412244221303. The next prime is 43412244221363. The reversal of 43412244221320 is 2312244221434.

It can be written as a sum of positive squares in 8 ways, for example, as 20463373133316 + 22948871088004 = 4523646^2 + 4790498^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7879867 + ... + 12203146.

Almost surely, 2^{43412244221320} is an apocalyptic number.

43412244221320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43412244221320 is an abundant number, since it is smaller than the sum of its proper divisors (61804272765800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43412244221320 is a wasteful number, since it uses less digits than its factorization.

43412244221320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20087194 (or 20087190 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 43412244221320 its reverse (2312244221434), we get a palindrome (45724488442754).

The spelling of 43412244221320 in words is "forty-three trillion, four hundred twelve billion, two hundred forty-four million, two hundred twenty-one thousand, three hundred twenty".